90909651

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{7451}}^1$

素因数の和:7551

約数の個数: 24

約数和(自身を含む): 142720704

約数和(自身を除く): 51811053

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 4067, 7451, 12201, 22353, 52157, 156471, 365099, 618433, 1095297, 1855299, 4329031, 12987093, 30303217, 90909651]

約数ペア:

[(1, 90909651), (3, 30303217), (7, 12987093), (21, 4329031), (49, 1855299), (83, 1095297), (147, 618433), (249, 365099), (581, 156471), (1743, 52157), (4067, 22353), (7451, 12201)]